Survey Description:
Survey Title:Orphan Knoll
GSC Open File Number:2376 
Survey Type:Total Field Magnetic
Canadian Aeromagnetic Data Base Project Number:187
Canadian Aeromagnetic Data Base Part Number:1
Survey Start Date (YYYY-MM-DD):1985-08-09
Survey End Date (YYYY-MM-DD):1986-10-08
Data Acquisition:Digitally acquired
Platform:Fixed-wing aircraft
Survey Boundary:(45.11667,-48.70833)
Internal unsurveyed area: 
Flight Path Recording:Film
Survey Altitude Model:Mean terrain clearance (height above ground)
Flying Height (m):305.0
Traverse: Line Azimuth (degrees): 45
Traverse: Line Spacing (m):3000
Traverse: Total Kilometres:116087.0
Control: Line Azimuth: 135
Control: Line Spacing (m):9000
Control: Total Kilometres:n/a
Diurnal Monitoring: Time Chord Length (sec):n/a
Diurnal Monitoring: Max. Deviation (nT):n/a
Magnetics: Sensor Make:n/a
Magnetics: Sensor Model:n/a
Magnetics: Sensitivity (nT):0.0010
Magnetics: Resolution (nT):0.0100
Magnetics: System:CESIUM
Magnetics: Hardware Config:n/a
Vertical Gradiometer: Sensor Separation:n/a
Electromagnetics: Sensor Make:n/a
Electromagnetics: Sensor Model:n/a
Electromagnetics: Hardware Config:n/a
VLF: Line Station:n/a
Spectrometry: Sensor Make:n/a
Spectrometry: Sensor Model:n/a
Spectrometry: Recording Frequency (Hz):n/a
Spectrometry: Main Detector Volume (l):n/a
Spectrometry: Upward Detector Volume (l):n/a
Spectrometry: Sensor Height (m):n/a
Comments:Flown BARO.
Navigation Systems: Sensor:Global Positioning System
Inertial navigation system

Channel Descriptions:
Name:Units:Null Value:Description:
TIMEsec500000.0Time (sometimes fiducial counter)
MAGLEVnT500000.0Residual mag, levelled with surrounding surveys
SRVMGLEVnT500000.0Magnetic Total field, levelled to survey
MAGADJnT500000.0Adjustment to (or adjusted?) magnetic total field
RALTft50000.0Radar altitude (Terrain Clearance)
BALTft50000.0Barometric altitude
DIURNALnT500000.0Edited Diurnal / ground magnetics (main base)